Process Equipment and Plant Design Overall tray efficiency of a distillation column is the ratio of the number of Ideal trays required to the number of real trays required None of these Real trays required to the number of ideal trays required Overall gas transfer units to the number of ideal trays required Ideal trays required to the number of real trays required None of these Real trays required to the number of ideal trays required Overall gas transfer units to the number of ideal trays required ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is More Twice Same Less More Twice Same Less ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Temperature Turbulence Pressure/pressure fluctuation Noise Temperature Turbulence Pressure/pressure fluctuation Noise ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 2.5 metres 10 metres 0.5 metre 6 metres 2.5 metres 10 metres 0.5 metre 6 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Equal to Twice 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times Equal to Twice 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Relieving excess pressure Avoiding vortex formation Enhancing mixing rate Creating turbulence Relieving excess pressure Avoiding vortex formation Enhancing mixing rate Creating turbulence ANSWER DOWNLOAD EXAMIANS APP